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Commit | Line | Data |
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8efc0c15 | 1 | /* |
5260325f | 2 | * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland |
3 | * All rights reserved | |
6ae2364d | 4 | * |
bcbf86ec | 5 | * As far as I am concerned, the code I have written for this software |
6 | * can be used freely for any purpose. Any derived versions of this | |
7 | * software must be clearly marked as such, and if the derived work is | |
8 | * incompatible with the protocol description in the RFC file, it must be | |
9 | * called by a name other than "ssh" or "Secure Shell". | |
5260325f | 10 | */ |
8efc0c15 | 11 | |
12 | #include "includes.h" | |
61a2c1da | 13 | RCSID("$OpenBSD: servconf.c,v 1.131 2004/04/27 09:46:37 djm Exp $"); |
8efc0c15 | 14 | |
15 | #include "ssh.h" | |
42f11eb2 | 16 | #include "log.h" |
8efc0c15 | 17 | #include "servconf.h" |
18 | #include "xmalloc.h" | |
a8be9f80 | 19 | #include "compat.h" |
42f11eb2 | 20 | #include "pathnames.h" |
21 | #include "tildexpand.h" | |
22 | #include "misc.h" | |
23 | #include "cipher.h" | |
b2552997 | 24 | #include "kex.h" |
25 | #include "mac.h" | |
42f11eb2 | 26 | |
396c147e | 27 | static void add_listen_addr(ServerOptions *, char *, u_short); |
28 | static void add_one_listen_addr(ServerOptions *, char *, u_short); | |
48e671d5 | 29 | |
42f11eb2 | 30 | /* AF_UNSPEC or AF_INET or AF_INET6 */ |
31 | extern int IPv4or6; | |
1853d1ef | 32 | /* Use of privilege separation or not */ |
33 | extern int use_privsep; | |
42f11eb2 | 34 | |
8efc0c15 | 35 | /* Initializes the server options to their default values. */ |
36 | ||
6ae2364d | 37 | void |
5260325f | 38 | initialize_server_options(ServerOptions *options) |
8efc0c15 | 39 | { |
5260325f | 40 | memset(options, 0, sizeof(*options)); |
e15895cd | 41 | |
42 | /* Portable-specific options */ | |
7fceb20d | 43 | options->use_pam = -1; |
e15895cd | 44 | |
45 | /* Standard Options */ | |
48e671d5 | 46 | options->num_ports = 0; |
47 | options->ports_from_cmdline = 0; | |
48 | options->listen_addrs = NULL; | |
fa08c86b | 49 | options->num_host_key_files = 0; |
0fbe8c74 | 50 | options->pid_file = NULL; |
5260325f | 51 | options->server_key_bits = -1; |
52 | options->login_grace_time = -1; | |
53 | options->key_regeneration_time = -1; | |
15853e93 | 54 | options->permit_root_login = PERMIT_NOT_SET; |
5260325f | 55 | options->ignore_rhosts = -1; |
56 | options->ignore_user_known_hosts = -1; | |
57 | options->print_motd = -1; | |
4f4648f9 | 58 | options->print_lastlog = -1; |
5260325f | 59 | options->x11_forwarding = -1; |
60 | options->x11_display_offset = -1; | |
e6e573bd | 61 | options->x11_use_localhost = -1; |
fa649821 | 62 | options->xauth_location = NULL; |
5260325f | 63 | options->strict_modes = -1; |
fd573618 | 64 | options->tcp_keep_alive = -1; |
5eaf8578 | 65 | options->log_facility = SYSLOG_FACILITY_NOT_SET; |
66 | options->log_level = SYSLOG_LEVEL_NOT_SET; | |
5260325f | 67 | options->rhosts_rsa_authentication = -1; |
8002af61 | 68 | options->hostbased_authentication = -1; |
69 | options->hostbased_uses_name_from_packet_only = -1; | |
5260325f | 70 | options->rsa_authentication = -1; |
fa08c86b | 71 | options->pubkey_authentication = -1; |
5260325f | 72 | options->kerberos_authentication = -1; |
73 | options->kerberos_or_local_passwd = -1; | |
74 | options->kerberos_ticket_cleanup = -1; | |
a1e30b47 | 75 | options->kerberos_get_afs_token = -1; |
7364bd04 | 76 | options->gss_authentication=-1; |
77 | options->gss_cleanup_creds = -1; | |
5260325f | 78 | options->password_authentication = -1; |
94ec8c6b | 79 | options->kbd_interactive_authentication = -1; |
5ba55ada | 80 | options->challenge_response_authentication = -1; |
5260325f | 81 | options->permit_empty_passwd = -1; |
f00bab84 | 82 | options->permit_user_env = -1; |
5260325f | 83 | options->use_login = -1; |
636f76ca | 84 | options->compression = -1; |
33de75a3 | 85 | options->allow_tcp_forwarding = -1; |
5260325f | 86 | options->num_allow_users = 0; |
87 | options->num_deny_users = 0; | |
88 | options->num_allow_groups = 0; | |
89 | options->num_deny_groups = 0; | |
a8be9f80 | 90 | options->ciphers = NULL; |
b2552997 | 91 | options->macs = NULL; |
a8be9f80 | 92 | options->protocol = SSH_PROTO_UNKNOWN; |
1d1ffb87 | 93 | options->gateway_ports = -1; |
38c295d6 | 94 | options->num_subsystems = 0; |
c345cf9d | 95 | options->max_startups_begin = -1; |
96 | options->max_startups_rate = -1; | |
089fbbd2 | 97 | options->max_startups = -1; |
eea39c02 | 98 | options->banner = NULL; |
c5a7d788 | 99 | options->use_dns = -1; |
3ffc6336 | 100 | options->client_alive_interval = -1; |
101 | options->client_alive_count_max = -1; | |
c8445989 | 102 | options->authorized_keys_file = NULL; |
103 | options->authorized_keys_file2 = NULL; | |
61a2c1da | 104 | options->num_accept_env = 0; |
1853d1ef | 105 | |
1853d1ef | 106 | /* Needs to be accessable in many places */ |
107 | use_privsep = -1; | |
8efc0c15 | 108 | } |
109 | ||
6ae2364d | 110 | void |
5260325f | 111 | fill_default_server_options(ServerOptions *options) |
8efc0c15 | 112 | { |
e15895cd | 113 | /* Portable-specific options */ |
7fceb20d | 114 | if (options->use_pam == -1) |
0a23d79f | 115 | options->use_pam = 0; |
e15895cd | 116 | |
117 | /* Standard Options */ | |
fa08c86b | 118 | if (options->protocol == SSH_PROTO_UNKNOWN) |
119 | options->protocol = SSH_PROTO_1|SSH_PROTO_2; | |
120 | if (options->num_host_key_files == 0) { | |
121 | /* fill default hostkeys for protocols */ | |
122 | if (options->protocol & SSH_PROTO_1) | |
0f84fe37 | 123 | options->host_key_files[options->num_host_key_files++] = |
124 | _PATH_HOST_KEY_FILE; | |
125 | if (options->protocol & SSH_PROTO_2) { | |
126 | options->host_key_files[options->num_host_key_files++] = | |
127 | _PATH_HOST_RSA_KEY_FILE; | |
128 | options->host_key_files[options->num_host_key_files++] = | |
129 | _PATH_HOST_DSA_KEY_FILE; | |
130 | } | |
fa08c86b | 131 | } |
48e671d5 | 132 | if (options->num_ports == 0) |
133 | options->ports[options->num_ports++] = SSH_DEFAULT_PORT; | |
134 | if (options->listen_addrs == NULL) | |
2d2a2c65 | 135 | add_listen_addr(options, NULL, 0); |
0fbe8c74 | 136 | if (options->pid_file == NULL) |
42f11eb2 | 137 | options->pid_file = _PATH_SSH_DAEMON_PID_FILE; |
5260325f | 138 | if (options->server_key_bits == -1) |
139 | options->server_key_bits = 768; | |
140 | if (options->login_grace_time == -1) | |
3445ca02 | 141 | options->login_grace_time = 120; |
5260325f | 142 | if (options->key_regeneration_time == -1) |
143 | options->key_regeneration_time = 3600; | |
15853e93 | 144 | if (options->permit_root_login == PERMIT_NOT_SET) |
145 | options->permit_root_login = PERMIT_YES; | |
5260325f | 146 | if (options->ignore_rhosts == -1) |
c8d54615 | 147 | options->ignore_rhosts = 1; |
5260325f | 148 | if (options->ignore_user_known_hosts == -1) |
149 | options->ignore_user_known_hosts = 0; | |
5260325f | 150 | if (options->print_motd == -1) |
151 | options->print_motd = 1; | |
4f4648f9 | 152 | if (options->print_lastlog == -1) |
153 | options->print_lastlog = 1; | |
5260325f | 154 | if (options->x11_forwarding == -1) |
c8d54615 | 155 | options->x11_forwarding = 0; |
5260325f | 156 | if (options->x11_display_offset == -1) |
c8d54615 | 157 | options->x11_display_offset = 10; |
e6e573bd | 158 | if (options->x11_use_localhost == -1) |
159 | options->x11_use_localhost = 1; | |
fa649821 | 160 | if (options->xauth_location == NULL) |
fd9ede94 | 161 | options->xauth_location = _PATH_XAUTH; |
5260325f | 162 | if (options->strict_modes == -1) |
163 | options->strict_modes = 1; | |
fd573618 | 164 | if (options->tcp_keep_alive == -1) |
165 | options->tcp_keep_alive = 1; | |
5eaf8578 | 166 | if (options->log_facility == SYSLOG_FACILITY_NOT_SET) |
5260325f | 167 | options->log_facility = SYSLOG_FACILITY_AUTH; |
5eaf8578 | 168 | if (options->log_level == SYSLOG_LEVEL_NOT_SET) |
59c97189 | 169 | options->log_level = SYSLOG_LEVEL_INFO; |
5260325f | 170 | if (options->rhosts_rsa_authentication == -1) |
c8d54615 | 171 | options->rhosts_rsa_authentication = 0; |
8002af61 | 172 | if (options->hostbased_authentication == -1) |
173 | options->hostbased_authentication = 0; | |
174 | if (options->hostbased_uses_name_from_packet_only == -1) | |
175 | options->hostbased_uses_name_from_packet_only = 0; | |
5260325f | 176 | if (options->rsa_authentication == -1) |
177 | options->rsa_authentication = 1; | |
fa08c86b | 178 | if (options->pubkey_authentication == -1) |
179 | options->pubkey_authentication = 1; | |
5260325f | 180 | if (options->kerberos_authentication == -1) |
eadc806d | 181 | options->kerberos_authentication = 0; |
5260325f | 182 | if (options->kerberos_or_local_passwd == -1) |
183 | options->kerberos_or_local_passwd = 1; | |
184 | if (options->kerberos_ticket_cleanup == -1) | |
185 | options->kerberos_ticket_cleanup = 1; | |
a1e30b47 | 186 | if (options->kerberos_get_afs_token == -1) |
187 | options->kerberos_get_afs_token = 0; | |
7364bd04 | 188 | if (options->gss_authentication == -1) |
189 | options->gss_authentication = 0; | |
190 | if (options->gss_cleanup_creds == -1) | |
191 | options->gss_cleanup_creds = 1; | |
5260325f | 192 | if (options->password_authentication == -1) |
193 | options->password_authentication = 1; | |
94ec8c6b | 194 | if (options->kbd_interactive_authentication == -1) |
195 | options->kbd_interactive_authentication = 0; | |
5ba55ada | 196 | if (options->challenge_response_authentication == -1) |
197 | options->challenge_response_authentication = 1; | |
5260325f | 198 | if (options->permit_empty_passwd == -1) |
c8d54615 | 199 | options->permit_empty_passwd = 0; |
f00bab84 | 200 | if (options->permit_user_env == -1) |
201 | options->permit_user_env = 0; | |
5260325f | 202 | if (options->use_login == -1) |
203 | options->use_login = 0; | |
636f76ca | 204 | if (options->compression == -1) |
205 | options->compression = 1; | |
33de75a3 | 206 | if (options->allow_tcp_forwarding == -1) |
207 | options->allow_tcp_forwarding = 1; | |
1d1ffb87 | 208 | if (options->gateway_ports == -1) |
209 | options->gateway_ports = 0; | |
089fbbd2 | 210 | if (options->max_startups == -1) |
211 | options->max_startups = 10; | |
c345cf9d | 212 | if (options->max_startups_rate == -1) |
213 | options->max_startups_rate = 100; /* 100% */ | |
214 | if (options->max_startups_begin == -1) | |
215 | options->max_startups_begin = options->max_startups; | |
c5a7d788 | 216 | if (options->use_dns == -1) |
217 | options->use_dns = 1; | |
3ffc6336 | 218 | if (options->client_alive_interval == -1) |
184eed6a | 219 | options->client_alive_interval = 0; |
3ffc6336 | 220 | if (options->client_alive_count_max == -1) |
221 | options->client_alive_count_max = 3; | |
5df83e07 | 222 | if (options->authorized_keys_file2 == NULL) { |
223 | /* authorized_keys_file2 falls back to authorized_keys_file */ | |
224 | if (options->authorized_keys_file != NULL) | |
225 | options->authorized_keys_file2 = options->authorized_keys_file; | |
226 | else | |
227 | options->authorized_keys_file2 = _PATH_SSH_USER_PERMITTED_KEYS2; | |
228 | } | |
229 | if (options->authorized_keys_file == NULL) | |
230 | options->authorized_keys_file = _PATH_SSH_USER_PERMITTED_KEYS; | |
1853d1ef | 231 | |
2ee1b704 | 232 | /* Turn privilege separation on by default */ |
1853d1ef | 233 | if (use_privsep == -1) |
2ee1b704 | 234 | use_privsep = 1; |
e299a298 | 235 | |
4165b82e | 236 | #ifndef HAVE_MMAP |
e299a298 | 237 | if (use_privsep && options->compression == 1) { |
238 | error("This platform does not support both privilege " | |
239 | "separation and compression"); | |
240 | error("Compression disabled"); | |
241 | options->compression = 0; | |
242 | } | |
243 | #endif | |
244 | ||
8efc0c15 | 245 | } |
246 | ||
8efc0c15 | 247 | /* Keyword tokens. */ |
5260325f | 248 | typedef enum { |
249 | sBadOption, /* == unknown option */ | |
e15895cd | 250 | /* Portable-specific options */ |
7fceb20d | 251 | sUsePAM, |
e15895cd | 252 | /* Standard Options */ |
5260325f | 253 | sPort, sHostKeyFile, sServerKeyBits, sLoginGraceTime, sKeyRegenerationTime, |
254 | sPermitRootLogin, sLogFacility, sLogLevel, | |
0598d99d | 255 | sRhostsRSAAuthentication, sRSAAuthentication, |
5260325f | 256 | sKerberosAuthentication, sKerberosOrLocalPasswd, sKerberosTicketCleanup, |
a1e30b47 | 257 | sKerberosGetAFSToken, |
1c590258 | 258 | sKerberosTgtPassing, sChallengeResponseAuthentication, |
94ec8c6b | 259 | sPasswordAuthentication, sKbdInteractiveAuthentication, sListenAddress, |
4f4648f9 | 260 | sPrintMotd, sPrintLastLog, sIgnoreRhosts, |
e6e573bd | 261 | sX11Forwarding, sX11DisplayOffset, sX11UseLocalhost, |
fd573618 | 262 | sStrictModes, sEmptyPasswd, sTCPKeepAlive, |
f00bab84 | 263 | sPermitUserEnvironment, sUseLogin, sAllowTcpForwarding, sCompression, |
33de75a3 | 264 | sAllowUsers, sDenyUsers, sAllowGroups, sDenyGroups, |
b2552997 | 265 | sIgnoreUserKnownHosts, sCiphers, sMacs, sProtocol, sPidFile, |
fa08c86b | 266 | sGatewayPorts, sPubkeyAuthentication, sXAuthLocation, sSubsystem, sMaxStartups, |
c5a7d788 | 267 | sBanner, sUseDNS, sHostbasedAuthentication, |
184eed6a | 268 | sHostbasedUsesNameFromPacketOnly, sClientAliveInterval, |
c8445989 | 269 | sClientAliveCountMax, sAuthorizedKeysFile, sAuthorizedKeysFile2, |
61a2c1da | 270 | sGssAuthentication, sGssCleanupCreds, sAcceptEnv, |
2ea6de2b | 271 | sUsePrivilegeSeparation, |
a2144546 | 272 | sDeprecated, sUnsupported |
8efc0c15 | 273 | } ServerOpCodes; |
274 | ||
275 | /* Textual representation of the tokens. */ | |
5260325f | 276 | static struct { |
277 | const char *name; | |
278 | ServerOpCodes opcode; | |
279 | } keywords[] = { | |
e15895cd | 280 | /* Portable-specific options */ |
b06b11ad | 281 | #ifdef USE_PAM |
fe46678b | 282 | { "usepam", sUsePAM }, |
b06b11ad | 283 | #else |
fe46678b | 284 | { "usepam", sUnsupported }, |
b06b11ad | 285 | #endif |
fe46678b | 286 | { "pamauthenticationviakbdint", sDeprecated }, |
e15895cd | 287 | /* Standard Options */ |
5260325f | 288 | { "port", sPort }, |
289 | { "hostkey", sHostKeyFile }, | |
fa08c86b | 290 | { "hostdsakey", sHostKeyFile }, /* alias */ |
2b87da3b | 291 | { "pidfile", sPidFile }, |
5260325f | 292 | { "serverkeybits", sServerKeyBits }, |
293 | { "logingracetime", sLoginGraceTime }, | |
294 | { "keyregenerationinterval", sKeyRegenerationTime }, | |
295 | { "permitrootlogin", sPermitRootLogin }, | |
296 | { "syslogfacility", sLogFacility }, | |
297 | { "loglevel", sLogLevel }, | |
0598d99d | 298 | { "rhostsauthentication", sDeprecated }, |
5260325f | 299 | { "rhostsrsaauthentication", sRhostsRSAAuthentication }, |
8002af61 | 300 | { "hostbasedauthentication", sHostbasedAuthentication }, |
301 | { "hostbasedusesnamefrompacketonly", sHostbasedUsesNameFromPacketOnly }, | |
5260325f | 302 | { "rsaauthentication", sRSAAuthentication }, |
fa08c86b | 303 | { "pubkeyauthentication", sPubkeyAuthentication }, |
304 | { "dsaauthentication", sPubkeyAuthentication }, /* alias */ | |
1c590258 | 305 | #ifdef KRB5 |
5260325f | 306 | { "kerberosauthentication", sKerberosAuthentication }, |
307 | { "kerberosorlocalpasswd", sKerberosOrLocalPasswd }, | |
308 | { "kerberosticketcleanup", sKerberosTicketCleanup }, | |
bcfcc5f9 | 309 | #ifdef USE_AFS |
a1e30b47 | 310 | { "kerberosgetafstoken", sKerberosGetAFSToken }, |
309af4e5 | 311 | #else |
312 | { "kerberosgetafstoken", sUnsupported }, | |
313 | #endif | |
a2144546 | 314 | #else |
315 | { "kerberosauthentication", sUnsupported }, | |
316 | { "kerberosorlocalpasswd", sUnsupported }, | |
317 | { "kerberosticketcleanup", sUnsupported }, | |
a1e30b47 | 318 | { "kerberosgetafstoken", sUnsupported }, |
a2144546 | 319 | #endif |
8f73f7bb | 320 | { "kerberostgtpassing", sUnsupported }, |
a2144546 | 321 | { "afstokenpassing", sUnsupported }, |
7364bd04 | 322 | #ifdef GSSAPI |
323 | { "gssapiauthentication", sGssAuthentication }, | |
e377c083 | 324 | { "gssapicleanupcredentials", sGssCleanupCreds }, |
7364bd04 | 325 | #else |
326 | { "gssapiauthentication", sUnsupported }, | |
e377c083 | 327 | { "gssapicleanupcredentials", sUnsupported }, |
7364bd04 | 328 | #endif |
5260325f | 329 | { "passwordauthentication", sPasswordAuthentication }, |
94ec8c6b | 330 | { "kbdinteractiveauthentication", sKbdInteractiveAuthentication }, |
d464095c | 331 | { "challengeresponseauthentication", sChallengeResponseAuthentication }, |
332 | { "skeyauthentication", sChallengeResponseAuthentication }, /* alias */ | |
5c53a31e | 333 | { "checkmail", sDeprecated }, |
5260325f | 334 | { "listenaddress", sListenAddress }, |
335 | { "printmotd", sPrintMotd }, | |
4f4648f9 | 336 | { "printlastlog", sPrintLastLog }, |
5260325f | 337 | { "ignorerhosts", sIgnoreRhosts }, |
338 | { "ignoreuserknownhosts", sIgnoreUserKnownHosts }, | |
339 | { "x11forwarding", sX11Forwarding }, | |
340 | { "x11displayoffset", sX11DisplayOffset }, | |
e6e573bd | 341 | { "x11uselocalhost", sX11UseLocalhost }, |
fa649821 | 342 | { "xauthlocation", sXAuthLocation }, |
5260325f | 343 | { "strictmodes", sStrictModes }, |
344 | { "permitemptypasswords", sEmptyPasswd }, | |
f00bab84 | 345 | { "permituserenvironment", sPermitUserEnvironment }, |
5260325f | 346 | { "uselogin", sUseLogin }, |
636f76ca | 347 | { "compression", sCompression }, |
fd573618 | 348 | { "tcpkeepalive", sTCPKeepAlive }, |
349 | { "keepalive", sTCPKeepAlive }, /* obsolete alias */ | |
33de75a3 | 350 | { "allowtcpforwarding", sAllowTcpForwarding }, |
5260325f | 351 | { "allowusers", sAllowUsers }, |
352 | { "denyusers", sDenyUsers }, | |
353 | { "allowgroups", sAllowGroups }, | |
354 | { "denygroups", sDenyGroups }, | |
a8be9f80 | 355 | { "ciphers", sCiphers }, |
b2552997 | 356 | { "macs", sMacs }, |
a8be9f80 | 357 | { "protocol", sProtocol }, |
1d1ffb87 | 358 | { "gatewayports", sGatewayPorts }, |
38c295d6 | 359 | { "subsystem", sSubsystem }, |
089fbbd2 | 360 | { "maxstartups", sMaxStartups }, |
eea39c02 | 361 | { "banner", sBanner }, |
c5a7d788 | 362 | { "usedns", sUseDNS }, |
363 | { "verifyreversemapping", sDeprecated }, | |
364 | { "reversemappingcheck", sDeprecated }, | |
3ffc6336 | 365 | { "clientaliveinterval", sClientAliveInterval }, |
366 | { "clientalivecountmax", sClientAliveCountMax }, | |
c8445989 | 367 | { "authorizedkeysfile", sAuthorizedKeysFile }, |
368 | { "authorizedkeysfile2", sAuthorizedKeysFile2 }, | |
1853d1ef | 369 | { "useprivilegeseparation", sUsePrivilegeSeparation}, |
61a2c1da | 370 | { "acceptenv", sAcceptEnv }, |
17a3011c | 371 | { NULL, sBadOption } |
8efc0c15 | 372 | }; |
373 | ||
aa3378df | 374 | /* |
6be9a5e8 | 375 | * Returns the number of the token pointed to by cp or sBadOption. |
aa3378df | 376 | */ |
8efc0c15 | 377 | |
6ae2364d | 378 | static ServerOpCodes |
5260325f | 379 | parse_token(const char *cp, const char *filename, |
380 | int linenum) | |
8efc0c15 | 381 | { |
1e3b8b07 | 382 | u_int i; |
8efc0c15 | 383 | |
5260325f | 384 | for (i = 0; keywords[i].name; i++) |
aa3378df | 385 | if (strcasecmp(cp, keywords[i].name) == 0) |
5260325f | 386 | return keywords[i].opcode; |
8efc0c15 | 387 | |
b7c70970 | 388 | error("%s: line %d: Bad configuration option: %s", |
389 | filename, linenum, cp); | |
5260325f | 390 | return sBadOption; |
8efc0c15 | 391 | } |
392 | ||
396c147e | 393 | static void |
2d2a2c65 | 394 | add_listen_addr(ServerOptions *options, char *addr, u_short port) |
48e671d5 | 395 | { |
48e671d5 | 396 | int i; |
397 | ||
398 | if (options->num_ports == 0) | |
399 | options->ports[options->num_ports++] = SSH_DEFAULT_PORT; | |
2d2a2c65 | 400 | if (port == 0) |
d11c1288 | 401 | for (i = 0; i < options->num_ports; i++) |
402 | add_one_listen_addr(options, addr, options->ports[i]); | |
403 | else | |
2d2a2c65 | 404 | add_one_listen_addr(options, addr, port); |
d11c1288 | 405 | } |
406 | ||
396c147e | 407 | static void |
d11c1288 | 408 | add_one_listen_addr(ServerOptions *options, char *addr, u_short port) |
409 | { | |
410 | struct addrinfo hints, *ai, *aitop; | |
411 | char strport[NI_MAXSERV]; | |
412 | int gaierr; | |
413 | ||
414 | memset(&hints, 0, sizeof(hints)); | |
415 | hints.ai_family = IPv4or6; | |
416 | hints.ai_socktype = SOCK_STREAM; | |
417 | hints.ai_flags = (addr == NULL) ? AI_PASSIVE : 0; | |
7528d467 | 418 | snprintf(strport, sizeof strport, "%u", port); |
d11c1288 | 419 | if ((gaierr = getaddrinfo(addr, strport, &hints, &aitop)) != 0) |
420 | fatal("bad addr or host: %s (%s)", | |
421 | addr ? addr : "<NULL>", | |
422 | gai_strerror(gaierr)); | |
423 | for (ai = aitop; ai->ai_next; ai = ai->ai_next) | |
424 | ; | |
425 | ai->ai_next = options->listen_addrs; | |
426 | options->listen_addrs = aitop; | |
48e671d5 | 427 | } |
428 | ||
2717fa0f | 429 | int |
430 | process_server_config_line(ServerOptions *options, char *line, | |
431 | const char *filename, int linenum) | |
8efc0c15 | 432 | { |
d11c1288 | 433 | char *cp, **charptr, *arg, *p; |
7528d467 | 434 | int *intptr, value, i, n; |
5260325f | 435 | ServerOpCodes opcode; |
436 | ||
2717fa0f | 437 | cp = line; |
438 | arg = strdelim(&cp); | |
439 | /* Ignore leading whitespace */ | |
440 | if (*arg == '\0') | |
704b1659 | 441 | arg = strdelim(&cp); |
2717fa0f | 442 | if (!arg || !*arg || *arg == '#') |
443 | return 0; | |
444 | intptr = NULL; | |
445 | charptr = NULL; | |
446 | opcode = parse_token(arg, filename, linenum); | |
447 | switch (opcode) { | |
448 | /* Portable-specific options */ | |
7fceb20d | 449 | case sUsePAM: |
450 | intptr = &options->use_pam; | |
2717fa0f | 451 | goto parse_flag; |
48e671d5 | 452 | |
2717fa0f | 453 | /* Standard Options */ |
454 | case sBadOption: | |
455 | return -1; | |
456 | case sPort: | |
457 | /* ignore ports from configfile if cmdline specifies ports */ | |
458 | if (options->ports_from_cmdline) | |
459 | return 0; | |
460 | if (options->listen_addrs != NULL) | |
461 | fatal("%s line %d: ports must be specified before " | |
3a454b6a | 462 | "ListenAddress.", filename, linenum); |
2717fa0f | 463 | if (options->num_ports >= MAX_PORTS) |
464 | fatal("%s line %d: too many ports.", | |
465 | filename, linenum); | |
466 | arg = strdelim(&cp); | |
467 | if (!arg || *arg == '\0') | |
468 | fatal("%s line %d: missing port number.", | |
469 | filename, linenum); | |
470 | options->ports[options->num_ports++] = a2port(arg); | |
471 | if (options->ports[options->num_ports-1] == 0) | |
472 | fatal("%s line %d: Badly formatted port number.", | |
473 | filename, linenum); | |
474 | break; | |
475 | ||
476 | case sServerKeyBits: | |
477 | intptr = &options->server_key_bits; | |
5260325f | 478 | parse_int: |
2717fa0f | 479 | arg = strdelim(&cp); |
480 | if (!arg || *arg == '\0') | |
481 | fatal("%s line %d: missing integer value.", | |
482 | filename, linenum); | |
483 | value = atoi(arg); | |
484 | if (*intptr == -1) | |
485 | *intptr = value; | |
486 | break; | |
487 | ||
488 | case sLoginGraceTime: | |
489 | intptr = &options->login_grace_time; | |
e2b1fb42 | 490 | parse_time: |
2717fa0f | 491 | arg = strdelim(&cp); |
492 | if (!arg || *arg == '\0') | |
493 | fatal("%s line %d: missing time value.", | |
494 | filename, linenum); | |
495 | if ((value = convtime(arg)) == -1) | |
496 | fatal("%s line %d: invalid time value.", | |
497 | filename, linenum); | |
498 | if (*intptr == -1) | |
499 | *intptr = value; | |
500 | break; | |
501 | ||
502 | case sKeyRegenerationTime: | |
503 | intptr = &options->key_regeneration_time; | |
504 | goto parse_time; | |
505 | ||
506 | case sListenAddress: | |
507 | arg = strdelim(&cp); | |
508 | if (!arg || *arg == '\0' || strncmp(arg, "[]", 2) == 0) | |
509 | fatal("%s line %d: missing inet addr.", | |
510 | filename, linenum); | |
511 | if (*arg == '[') { | |
512 | if ((p = strchr(arg, ']')) == NULL) | |
513 | fatal("%s line %d: bad ipv6 inet addr usage.", | |
e2b1fb42 | 514 | filename, linenum); |
2717fa0f | 515 | arg++; |
516 | memmove(p, p+1, strlen(p+1)+1); | |
517 | } else if (((p = strchr(arg, ':')) == NULL) || | |
518 | (strchr(p+1, ':') != NULL)) { | |
519 | add_listen_addr(options, arg, 0); | |
e2b1fb42 | 520 | break; |
2717fa0f | 521 | } |
522 | if (*p == ':') { | |
523 | u_short port; | |
5260325f | 524 | |
2717fa0f | 525 | p++; |
526 | if (*p == '\0') | |
527 | fatal("%s line %d: bad inet addr:port usage.", | |
48e671d5 | 528 | filename, linenum); |
2717fa0f | 529 | else { |
530 | *(p-1) = '\0'; | |
531 | if ((port = a2port(p)) == 0) | |
532 | fatal("%s line %d: bad port number.", | |
d11c1288 | 533 | filename, linenum); |
2717fa0f | 534 | add_listen_addr(options, arg, port); |
d11c1288 | 535 | } |
2717fa0f | 536 | } else if (*p == '\0') |
537 | add_listen_addr(options, arg, 0); | |
538 | else | |
539 | fatal("%s line %d: bad inet addr usage.", | |
540 | filename, linenum); | |
541 | break; | |
542 | ||
543 | case sHostKeyFile: | |
544 | intptr = &options->num_host_key_files; | |
545 | if (*intptr >= MAX_HOSTKEYS) | |
546 | fatal("%s line %d: too many host keys specified (max %d).", | |
547 | filename, linenum, MAX_HOSTKEYS); | |
548 | charptr = &options->host_key_files[*intptr]; | |
fa649821 | 549 | parse_filename: |
2717fa0f | 550 | arg = strdelim(&cp); |
551 | if (!arg || *arg == '\0') | |
552 | fatal("%s line %d: missing file name.", | |
553 | filename, linenum); | |
554 | if (*charptr == NULL) { | |
555 | *charptr = tilde_expand_filename(arg, getuid()); | |
556 | /* increase optional counter */ | |
557 | if (intptr != NULL) | |
558 | *intptr = *intptr + 1; | |
559 | } | |
560 | break; | |
0fbe8c74 | 561 | |
2717fa0f | 562 | case sPidFile: |
563 | charptr = &options->pid_file; | |
564 | goto parse_filename; | |
5260325f | 565 | |
2717fa0f | 566 | case sPermitRootLogin: |
567 | intptr = &options->permit_root_login; | |
568 | arg = strdelim(&cp); | |
569 | if (!arg || *arg == '\0') | |
570 | fatal("%s line %d: missing yes/" | |
571 | "without-password/forced-commands-only/no " | |
572 | "argument.", filename, linenum); | |
573 | value = 0; /* silence compiler */ | |
574 | if (strcmp(arg, "without-password") == 0) | |
575 | value = PERMIT_NO_PASSWD; | |
576 | else if (strcmp(arg, "forced-commands-only") == 0) | |
577 | value = PERMIT_FORCED_ONLY; | |
578 | else if (strcmp(arg, "yes") == 0) | |
579 | value = PERMIT_YES; | |
580 | else if (strcmp(arg, "no") == 0) | |
581 | value = PERMIT_NO; | |
582 | else | |
583 | fatal("%s line %d: Bad yes/" | |
584 | "without-password/forced-commands-only/no " | |
585 | "argument: %s", filename, linenum, arg); | |
586 | if (*intptr == -1) | |
587 | *intptr = value; | |
588 | break; | |
589 | ||
590 | case sIgnoreRhosts: | |
591 | intptr = &options->ignore_rhosts; | |
5260325f | 592 | parse_flag: |
2717fa0f | 593 | arg = strdelim(&cp); |
594 | if (!arg || *arg == '\0') | |
595 | fatal("%s line %d: missing yes/no argument.", | |
596 | filename, linenum); | |
597 | value = 0; /* silence compiler */ | |
598 | if (strcmp(arg, "yes") == 0) | |
599 | value = 1; | |
600 | else if (strcmp(arg, "no") == 0) | |
601 | value = 0; | |
602 | else | |
603 | fatal("%s line %d: Bad yes/no argument: %s", | |
604 | filename, linenum, arg); | |
605 | if (*intptr == -1) | |
606 | *intptr = value; | |
607 | break; | |
608 | ||
609 | case sIgnoreUserKnownHosts: | |
610 | intptr = &options->ignore_user_known_hosts; | |
611 | goto parse_flag; | |
612 | ||
2717fa0f | 613 | case sRhostsRSAAuthentication: |
614 | intptr = &options->rhosts_rsa_authentication; | |
615 | goto parse_flag; | |
616 | ||
617 | case sHostbasedAuthentication: | |
618 | intptr = &options->hostbased_authentication; | |
619 | goto parse_flag; | |
620 | ||
621 | case sHostbasedUsesNameFromPacketOnly: | |
622 | intptr = &options->hostbased_uses_name_from_packet_only; | |
623 | goto parse_flag; | |
624 | ||
625 | case sRSAAuthentication: | |
626 | intptr = &options->rsa_authentication; | |
627 | goto parse_flag; | |
628 | ||
629 | case sPubkeyAuthentication: | |
630 | intptr = &options->pubkey_authentication; | |
631 | goto parse_flag; | |
d0ec7f42 | 632 | |
2717fa0f | 633 | case sKerberosAuthentication: |
634 | intptr = &options->kerberos_authentication; | |
635 | goto parse_flag; | |
5260325f | 636 | |
2717fa0f | 637 | case sKerberosOrLocalPasswd: |
638 | intptr = &options->kerberos_or_local_passwd; | |
639 | goto parse_flag; | |
5260325f | 640 | |
2717fa0f | 641 | case sKerberosTicketCleanup: |
642 | intptr = &options->kerberos_ticket_cleanup; | |
643 | goto parse_flag; | |
d0ec7f42 | 644 | |
a1e30b47 | 645 | case sKerberosGetAFSToken: |
646 | intptr = &options->kerberos_get_afs_token; | |
647 | goto parse_flag; | |
648 | ||
7364bd04 | 649 | case sGssAuthentication: |
650 | intptr = &options->gss_authentication; | |
651 | goto parse_flag; | |
652 | ||
653 | case sGssCleanupCreds: | |
654 | intptr = &options->gss_cleanup_creds; | |
655 | goto parse_flag; | |
656 | ||
2717fa0f | 657 | case sPasswordAuthentication: |
658 | intptr = &options->password_authentication; | |
659 | goto parse_flag; | |
5260325f | 660 | |
2717fa0f | 661 | case sKbdInteractiveAuthentication: |
662 | intptr = &options->kbd_interactive_authentication; | |
663 | goto parse_flag; | |
8002af61 | 664 | |
2717fa0f | 665 | case sChallengeResponseAuthentication: |
666 | intptr = &options->challenge_response_authentication; | |
667 | goto parse_flag; | |
8002af61 | 668 | |
2717fa0f | 669 | case sPrintMotd: |
670 | intptr = &options->print_motd; | |
671 | goto parse_flag; | |
5260325f | 672 | |
2717fa0f | 673 | case sPrintLastLog: |
674 | intptr = &options->print_lastlog; | |
675 | goto parse_flag; | |
5260325f | 676 | |
2717fa0f | 677 | case sX11Forwarding: |
678 | intptr = &options->x11_forwarding; | |
679 | goto parse_flag; | |
5260325f | 680 | |
2717fa0f | 681 | case sX11DisplayOffset: |
682 | intptr = &options->x11_display_offset; | |
683 | goto parse_int; | |
8efc0c15 | 684 | |
e6e573bd | 685 | case sX11UseLocalhost: |
686 | intptr = &options->x11_use_localhost; | |
687 | goto parse_flag; | |
688 | ||
2717fa0f | 689 | case sXAuthLocation: |
690 | charptr = &options->xauth_location; | |
691 | goto parse_filename; | |
5260325f | 692 | |
2717fa0f | 693 | case sStrictModes: |
694 | intptr = &options->strict_modes; | |
695 | goto parse_flag; | |
5260325f | 696 | |
fd573618 | 697 | case sTCPKeepAlive: |
698 | intptr = &options->tcp_keep_alive; | |
2717fa0f | 699 | goto parse_flag; |
33de75a3 | 700 | |
2717fa0f | 701 | case sEmptyPasswd: |
702 | intptr = &options->permit_empty_passwd; | |
703 | goto parse_flag; | |
5260325f | 704 | |
f00bab84 | 705 | case sPermitUserEnvironment: |
706 | intptr = &options->permit_user_env; | |
707 | goto parse_flag; | |
708 | ||
2717fa0f | 709 | case sUseLogin: |
710 | intptr = &options->use_login; | |
711 | goto parse_flag; | |
5260325f | 712 | |
636f76ca | 713 | case sCompression: |
714 | intptr = &options->compression; | |
715 | goto parse_flag; | |
716 | ||
2717fa0f | 717 | case sGatewayPorts: |
718 | intptr = &options->gateway_ports; | |
719 | goto parse_flag; | |
5260325f | 720 | |
c5a7d788 | 721 | case sUseDNS: |
722 | intptr = &options->use_dns; | |
2717fa0f | 723 | goto parse_flag; |
5260325f | 724 | |
2717fa0f | 725 | case sLogFacility: |
726 | intptr = (int *) &options->log_facility; | |
727 | arg = strdelim(&cp); | |
728 | value = log_facility_number(arg); | |
5eaf8578 | 729 | if (value == SYSLOG_FACILITY_NOT_SET) |
2717fa0f | 730 | fatal("%.200s line %d: unsupported log facility '%s'", |
731 | filename, linenum, arg ? arg : "<NONE>"); | |
732 | if (*intptr == -1) | |
733 | *intptr = (SyslogFacility) value; | |
734 | break; | |
735 | ||
736 | case sLogLevel: | |
737 | intptr = (int *) &options->log_level; | |
738 | arg = strdelim(&cp); | |
739 | value = log_level_number(arg); | |
5eaf8578 | 740 | if (value == SYSLOG_LEVEL_NOT_SET) |
2717fa0f | 741 | fatal("%.200s line %d: unsupported log level '%s'", |
742 | filename, linenum, arg ? arg : "<NONE>"); | |
743 | if (*intptr == -1) | |
744 | *intptr = (LogLevel) value; | |
745 | break; | |
746 | ||
747 | case sAllowTcpForwarding: | |
748 | intptr = &options->allow_tcp_forwarding; | |
749 | goto parse_flag; | |
750 | ||
1853d1ef | 751 | case sUsePrivilegeSeparation: |
752 | intptr = &use_privsep; | |
753 | goto parse_flag; | |
754 | ||
2717fa0f | 755 | case sAllowUsers: |
756 | while ((arg = strdelim(&cp)) && *arg != '\0') { | |
757 | if (options->num_allow_users >= MAX_ALLOW_USERS) | |
758 | fatal("%s line %d: too many allow users.", | |
759 | filename, linenum); | |
7528d467 | 760 | options->allow_users[options->num_allow_users++] = |
761 | xstrdup(arg); | |
2717fa0f | 762 | } |
763 | break; | |
a8be9f80 | 764 | |
2717fa0f | 765 | case sDenyUsers: |
766 | while ((arg = strdelim(&cp)) && *arg != '\0') { | |
767 | if (options->num_deny_users >= MAX_DENY_USERS) | |
768 | fatal( "%s line %d: too many deny users.", | |
769 | filename, linenum); | |
7528d467 | 770 | options->deny_users[options->num_deny_users++] = |
771 | xstrdup(arg); | |
2717fa0f | 772 | } |
773 | break; | |
b2552997 | 774 | |
2717fa0f | 775 | case sAllowGroups: |
776 | while ((arg = strdelim(&cp)) && *arg != '\0') { | |
777 | if (options->num_allow_groups >= MAX_ALLOW_GROUPS) | |
778 | fatal("%s line %d: too many allow groups.", | |
779 | filename, linenum); | |
7528d467 | 780 | options->allow_groups[options->num_allow_groups++] = |
781 | xstrdup(arg); | |
2717fa0f | 782 | } |
783 | break; | |
a8be9f80 | 784 | |
2717fa0f | 785 | case sDenyGroups: |
786 | while ((arg = strdelim(&cp)) && *arg != '\0') { | |
787 | if (options->num_deny_groups >= MAX_DENY_GROUPS) | |
788 | fatal("%s line %d: too many deny groups.", | |
789 | filename, linenum); | |
790 | options->deny_groups[options->num_deny_groups++] = xstrdup(arg); | |
791 | } | |
792 | break; | |
38c295d6 | 793 | |
2717fa0f | 794 | case sCiphers: |
795 | arg = strdelim(&cp); | |
796 | if (!arg || *arg == '\0') | |
797 | fatal("%s line %d: Missing argument.", filename, linenum); | |
798 | if (!ciphers_valid(arg)) | |
799 | fatal("%s line %d: Bad SSH2 cipher spec '%s'.", | |
800 | filename, linenum, arg ? arg : "<NONE>"); | |
801 | if (options->ciphers == NULL) | |
802 | options->ciphers = xstrdup(arg); | |
803 | break; | |
804 | ||
805 | case sMacs: | |
806 | arg = strdelim(&cp); | |
807 | if (!arg || *arg == '\0') | |
808 | fatal("%s line %d: Missing argument.", filename, linenum); | |
809 | if (!mac_valid(arg)) | |
810 | fatal("%s line %d: Bad SSH2 mac spec '%s'.", | |
811 | filename, linenum, arg ? arg : "<NONE>"); | |
812 | if (options->macs == NULL) | |
813 | options->macs = xstrdup(arg); | |
814 | break; | |
815 | ||
816 | case sProtocol: | |
817 | intptr = &options->protocol; | |
818 | arg = strdelim(&cp); | |
819 | if (!arg || *arg == '\0') | |
820 | fatal("%s line %d: Missing argument.", filename, linenum); | |
821 | value = proto_spec(arg); | |
822 | if (value == SSH_PROTO_UNKNOWN) | |
823 | fatal("%s line %d: Bad protocol spec '%s'.", | |
184eed6a | 824 | filename, linenum, arg ? arg : "<NONE>"); |
2717fa0f | 825 | if (*intptr == SSH_PROTO_UNKNOWN) |
826 | *intptr = value; | |
827 | break; | |
828 | ||
829 | case sSubsystem: | |
830 | if (options->num_subsystems >= MAX_SUBSYSTEMS) { | |
831 | fatal("%s line %d: too many subsystems defined.", | |
184eed6a | 832 | filename, linenum); |
2717fa0f | 833 | } |
834 | arg = strdelim(&cp); | |
835 | if (!arg || *arg == '\0') | |
836 | fatal("%s line %d: Missing subsystem name.", | |
184eed6a | 837 | filename, linenum); |
2717fa0f | 838 | for (i = 0; i < options->num_subsystems; i++) |
839 | if (strcmp(arg, options->subsystem_name[i]) == 0) | |
840 | fatal("%s line %d: Subsystem '%s' already defined.", | |
184eed6a | 841 | filename, linenum, arg); |
2717fa0f | 842 | options->subsystem_name[options->num_subsystems] = xstrdup(arg); |
843 | arg = strdelim(&cp); | |
844 | if (!arg || *arg == '\0') | |
845 | fatal("%s line %d: Missing subsystem command.", | |
184eed6a | 846 | filename, linenum); |
2717fa0f | 847 | options->subsystem_command[options->num_subsystems] = xstrdup(arg); |
848 | options->num_subsystems++; | |
849 | break; | |
850 | ||
851 | case sMaxStartups: | |
852 | arg = strdelim(&cp); | |
853 | if (!arg || *arg == '\0') | |
854 | fatal("%s line %d: Missing MaxStartups spec.", | |
184eed6a | 855 | filename, linenum); |
2717fa0f | 856 | if ((n = sscanf(arg, "%d:%d:%d", |
857 | &options->max_startups_begin, | |
858 | &options->max_startups_rate, | |
859 | &options->max_startups)) == 3) { | |
860 | if (options->max_startups_begin > | |
861 | options->max_startups || | |
862 | options->max_startups_rate > 100 || | |
863 | options->max_startups_rate < 1) | |
c345cf9d | 864 | fatal("%s line %d: Illegal MaxStartups spec.", |
97de229c | 865 | filename, linenum); |
2717fa0f | 866 | } else if (n != 1) |
867 | fatal("%s line %d: Illegal MaxStartups spec.", | |
868 | filename, linenum); | |
869 | else | |
870 | options->max_startups = options->max_startups_begin; | |
871 | break; | |
872 | ||
873 | case sBanner: | |
874 | charptr = &options->banner; | |
875 | goto parse_filename; | |
876 | /* | |
877 | * These options can contain %X options expanded at | |
878 | * connect time, so that you can specify paths like: | |
879 | * | |
880 | * AuthorizedKeysFile /etc/ssh_keys/%u | |
881 | */ | |
882 | case sAuthorizedKeysFile: | |
883 | case sAuthorizedKeysFile2: | |
884 | charptr = (opcode == sAuthorizedKeysFile ) ? | |
885 | &options->authorized_keys_file : | |
886 | &options->authorized_keys_file2; | |
887 | goto parse_filename; | |
888 | ||
889 | case sClientAliveInterval: | |
890 | intptr = &options->client_alive_interval; | |
891 | goto parse_time; | |
892 | ||
893 | case sClientAliveCountMax: | |
894 | intptr = &options->client_alive_count_max; | |
895 | goto parse_int; | |
896 | ||
61a2c1da | 897 | case sAcceptEnv: |
898 | while ((arg = strdelim(&cp)) && *arg != '\0') { | |
899 | if (strchr(arg, '=') != NULL) | |
900 | fatal("%s line %d: Invalid environment name.", | |
901 | filename, linenum); | |
902 | if (options->num_accept_env >= MAX_ACCEPT_ENV) | |
903 | fatal("%s line %d: too many allow env.", | |
904 | filename, linenum); | |
905 | options->accept_env[options->num_accept_env++] = | |
906 | xstrdup(arg); | |
907 | } | |
908 | break; | |
909 | ||
2717fa0f | 910 | case sDeprecated: |
bbe88b6d | 911 | logit("%s line %d: Deprecated option %s", |
2717fa0f | 912 | filename, linenum, arg); |
913 | while (arg) | |
914 | arg = strdelim(&cp); | |
915 | break; | |
916 | ||
a2144546 | 917 | case sUnsupported: |
918 | logit("%s line %d: Unsupported option %s", | |
919 | filename, linenum, arg); | |
920 | while (arg) | |
921 | arg = strdelim(&cp); | |
922 | break; | |
923 | ||
2717fa0f | 924 | default: |
925 | fatal("%s line %d: Missing handler for opcode %s (%d)", | |
926 | filename, linenum, arg, opcode); | |
927 | } | |
928 | if ((arg = strdelim(&cp)) != NULL && *arg != '\0') | |
929 | fatal("%s line %d: garbage at end of line; \"%.200s\".", | |
930 | filename, linenum, arg); | |
931 | return 0; | |
932 | } | |
089fbbd2 | 933 | |
2717fa0f | 934 | /* Reads the server configuration file. */ |
5c53a31e | 935 | |
2717fa0f | 936 | void |
937 | read_server_config(ServerOptions *options, const char *filename) | |
938 | { | |
7528d467 | 939 | int linenum, bad_options = 0; |
2717fa0f | 940 | char line[1024]; |
7528d467 | 941 | FILE *f; |
2717fa0f | 942 | |
34934506 | 943 | debug2("read_server_config: filename %s", filename); |
2717fa0f | 944 | f = fopen(filename, "r"); |
945 | if (!f) { | |
946 | perror(filename); | |
947 | exit(1); | |
948 | } | |
949 | linenum = 0; | |
950 | while (fgets(line, sizeof(line), f)) { | |
951 | /* Update line number counter. */ | |
952 | linenum++; | |
953 | if (process_server_config_line(options, line, filename, linenum) != 0) | |
954 | bad_options++; | |
8efc0c15 | 955 | } |
5260325f | 956 | fclose(f); |
b7c70970 | 957 | if (bad_options > 0) |
958 | fatal("%s: terminating, %d bad configuration options", | |
959 | filename, bad_options); | |
8efc0c15 | 960 | } |